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Gamma Radiation Was Detected In Two Star-Forming Galaxies

Gamma-ray emission, aka gamma radiation, has two primary natural sources. One is the result of radioactive decay, and the other, secondary radiation from atmospheric interactions with cosmic ray particles. A third natural source of gamma radiation is terrestrial gamma-ray flashes.…
Scientists Have Found The Origin Of A 1987 Supernova

Thirty-three years ago, astronomers detected an incredible star explosion in a nearby galaxy, inside the Large Magellanic Cloud. Scientists have recently speculated that the spectacular supernova, known as 1987A, is the result of a blue compact supergiant star. The Phenomenon…